StarTech.com ST121HDMIT Instruction Manual

A/V UTP HDMI Extender (Transmitter)

ST121HDMIT

Instruction Manual

Actual product may vary from photo

FCC Compliance Statement

This equipment has been tested and found to comply with the limits for a Class B digital device,
pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection
against harmful interference in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instructions, may
cause harmful interference to radio communications. However, there is no guarantee that interference
will not occur in a particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected

• Consult the dealer or an experienced radio/TV technician for help.

UUssee ooff TTrraaddeemmaarrkkss,, RReeggiisstteerreedd TTrraaddeemmaarrkkss,, aanndd ootthheerr PPrrootteecctteedd NNaammeess aanndd SSyymmbboollss

This manual may make reference to trademarks, registered trademarks, and other protected names
and/or symbols of third-party companies not related in any way to StarTech.com. Where they occur
these references are for illustrative purposes only and do not represent an endorsement of a product
or service by StarTech.com, or an endorsement of the product(s) to which this manual applies by the
third-party company in question. Regardless of any direct acknowledgement elsewhere in the body of
this document, StarTech.com hereby acknowledges that all trademarks, registered trademarks,
service marks, and other protected names and/or symbols contained in this manual and related
documents are the property of their respective holders.

Instruction Manual

i

Table of Contents

Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

System Requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Package Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1

Operating Controls and Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2

Connection and Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3

Accessory Products from StarTech.com . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4

Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Warranty Information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Instruction Manual

1

Thank you for purchasing a StarTech.com UTP HDMI Extension Transmitter. A perfect
solution for extending video and audio through an HDMI cable by up to 250m (800') when
used in conjunction with ST121HDMR250 Receiver, ST121HDMIT maintains superb video
resolutions up to 1080p - making it perfect for high definition content delivery in digital
signage applications (retail, education, hospitality). Plus, the HDMI extender can be used
with any DVI-D source or display, using one of our HDMI to DVI cables.

Introduction

•

Compliant with HDMI 1.2 and HDCP 1.1 standards

Features

System requirements:

•

HDMI cable: Required between signal source and transmitter, receiver and input
device (display)

Package contents:

•

1 x HDMI Extender Transmitter Unit

This package should contain:

•

Quick and easy installation

•

Supports a maximum resolution of up to 1080p

•

An available power outlet (plus an additional power outlet for receiver)

•

An HDMI A/V signal source

•

1 x Power Adapter

•

1 x Instruction Manual

•

CAT 5 cable: Required between Transmitter and Receiver units

•

ST121HDMR50 or ST121HDMR250 Receiver

Instruction Manual

2

Operating Controls and Functions

Front Panel

1

Rear Panel

2 43

1

HDMI INPUT: Connect the HDMI input port to the HDMI or DVI output of

your source equipment such as DVD player or set-top-box

2

VIDEO OUTPUT: Connect the VIDEO output to the VIDEO input of the

receiver unit using CAT-5/CAT-5E/CAT-6 cable

3

DDC OUTPUT: Connect the DDC output to the DDC input of the receiver

unit using CAT-5/CAT-5E/CAT-6 cable

4

Power Input: Plug the 5VDC power supply into the unit and connect the

adapter to AC wall outlet

Instruction Manual

3

Connection and Installation

DVD Player

Set Top Box

HDMI

Cable

HDMI
Cable

**Please note that ST128HDMIT supports only one video source at a time

VIDEO (CAT-5 Cable)

DDC (CAT-5 Cable)

ST128HDMIT

Front Panel

ST128HDMIT

Rear Panel

Extension distances between Transmitter and Receiver Units:
50m (with ST121HDMR50)
250m (with ST121HDMR250)

Receiver Rear

Panel

Receiver Front

Panel

HDMI
Cable

HDMI capable

display

Instruction Manual

4

Accessory Products from StarTech.com

Contact your local StarTech.com dealer or visit www.startech.com for cables or other
accessories that will help you get the best performance out of your new product.

ST121HDMR50

Converge AV HDMI Over CAT 5 Receiver (50m Extension)

ST121HDMR250

Converge AV HDMI Over CAT 5 Receiver (250m Extension)

M45PATCH25BL

25 ft Blue Molded Category 5e (350 MHz) UTP Patch Cable

M45PATCH50BL

50 ft Blue Molded Category 5e (350 MHz) UTP Patch Cable

HDMIMM6

6ft HDMI to HDMI Digital Video Cable

HDMIMM10

10ft HDMI to HDMI Digital Video Cable

HDMIDVIMM6
6ft HDMI to DVI Digital Video Cable (Required for use with DVI Source/Display)

HDMIDVIMM10
10ft HDMI to DVI Digital Video Cable (Required for use with DVI Source/Display)

Instruction Manual

5

Technical Support

StarTech.com’s lifetime technical support is an integral part of our commitment to provide industry­leading solutions. If you ever need help with your product, visit www.startech.com/support and
access our comprehensive selection of online tools, documentation, and downloads.

Warranty Information

This product is backed by a one-year warranty. In addition, StarTech.com warrants its products against
defects in materials and workmanship for the periods noted, following the initial date of purchase.
During this period, the products may be returned for repair, or replacement with equivalent products
at our discretion. The warranty covers parts and labor costs only. StarTech.com does not warrant its
products from defects or damages arising from misuse, abuse, alteration, or normal wear and tear.

Limitation of Liability

In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their officers,
directors, employees or agents) for any damages (whether direct or indirect, special, punitive,
incidental, consequential, or otherwise), loss of profits, loss of business, or any pecuniary loss, arising
out of or related to the use of the product exceed the actual price paid for the product. Some states
do not allow the exclusion or limitation of incidental or consequential damages. If such laws apply, the
limitations or exclusions contained in this statement may not apply to you.

Specifications

Supported resolutions

HDMI - 480i/480p, 576i/576p, 720P@50/60Hz,

1080i@50/60Hz, 1080p@50/60Hz

Input 1 x HDMI female port

Output 1 CAT-5 output for VIDEO, 1 CAT-5 output for DDC

Power 5V DC power supply

Dimensions 123(W) x 125(D) x 30(H)mm

Weight 700g

Regulatory

Certifications

FCC, CE, ROHS, WEEE

31 December 2007 (Rev. A)

About StarTech.com

StarTech.com is “The Professionals’ Source for Hard-to-Find Computer Parts”.
Since 1985, we have been providing IT professionals with the quality products
they need to complete their solutions. We offer an unmatched selection of
computer parts, cables, server management solutions and A/V products and
serve a worldwide market through our locations in the United States, Canada, the
United Kingdom and Taiwan.

Visit www.startech.com for complete information about all our products and to
access exclusive interactive tools such as the Parts Finder and the KVM
Reference Guide. StarTech.com makes it easy to complete almost any IT
solution. Find out for yourself why our products lead the industry in performance,
support, and value.